/Engine/Source/Runtime/CoreUObject/Public/Templates/SubclassOfField.h
Construct from anotherTSubclassOfField, only if types are compatible
template<typename OtherT, decltype(ImplicitConv< T * >((OtherT *) nullptr))*> TSubclassOfField ( const [TSubclassOfField](API\Runtime\CoreUObject\Templates\TSubclassOfField)< OtherT > & Other )